MULTIPLE CHOICES. Choose the letter of the correct answer. Write your answer on the space provided be number a 1. It comes from two Greek words: geo, meaning "earth" and metri, meaning "measurement". A. Algebra B. Geometry C. Calculus D. Trigonometry 2. It has infinite length but has no width and thickness, A Point B Line C. Plane D. Space 3. Blackboard is an example of what undefined term in geometry. A. Point B. Line C. Plane D. Space 4. These are coplanar lines that do not intersect. A. Parallel Lines B. Skew Lines C. Concurrent Lines D. Intersecting Lines 5. Which of the following is NOT use in naming angles? A. by 3 capital letters B. by a number C. by 2 capital letters D. by the name of the vertex 6. 125° angle is an example of what type of angle? A. Zero Angle B. Acute Angle C. Right Angle D. Obtuse Angle 7. Which of the following is NOT an example of acute angle? A. 25° B. 93° C. 38° D. 77° 8. These are angles which have a common side and a common vertex but no interior points in common. A. Adjacent B. Complementary C. Vertical D. Supplementary 9. These are nonadjacent angles formed by two intersecting lines. A. Adjacent B. Complementary C. Vertical D. Supplementary and 10. Two angles are considered linear pair when they are both A. Adjacent, Vertical B. Adjacent, Supplementary C. Vertical, Complementary D. Vertical, Supplementary 11. What is the sum of the measures of two complementary angles? B. 120° A. 90° D. 360° C. 180° 12. What angles are formed when perpendicular lines intersect? Azern Angle B. Acute Angle C. Right Angle D. Obtuse Angle​